| Acronym | Definition |
|---|
| MCGA➣Multi-Color Graphics Array (640 by 480 pixels, 2 colors; 1.33:1 or 320 by 200 pixels, 256 colors; 1.60:1) |
| MCGA➣Maritime and Coastguard Agency (UK) |
| MCGA➣Make Canada Great Again (slogan) |
| MCGA➣Multi Cast Group Agent |
| MCGA➣Multi Color Graphics Array |
| MCGA➣Minnesota Corn Growers Association |
| MCGA➣Missouri Corn Growers Association |
| MCGA➣Manitoba Canola Growers Association (Canada) |
| MCGA➣Multi-Color Graphics Adapter |
| MCGA➣Michigan Corn Growers Association |
| MCGA➣Mid-Columbia Gymnastics Academy (Washington state, USA) |
| MCGA➣Maine Cranberry Growers Association |
| MCGA➣Monochrome & Color Graphics Adapter |
| MCGA➣Multicast Group Agent |
| MCGA➣Michael Coventon Golf Academy (Austria) |
| MCGA➣MultiLayer Column Grid Array |
| MCGA➣Mennonite Church General Assembly |